Home / 5,038.29-7,543.26-3,801.78

Finding the Fourth Proportional to 5,038.29, 7,543.26 and 3,801.78

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Solution

The fourth proportional to 5,038.29, 7,543.26 and 3,801.78 is: 5,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.29 : 7,543.26 = 3,801.78 : x
  2. Step 2: Convert to fraction form
    5,038.29/7,543.26 = 3,801.78/x
  3. Step 3: Cross multiply
    5,038.29x = 7,543.26 × 3,801.78
  4. Step 4: Simplify right side
    5,038.29x = 28,677,815.00
  5. Step 5: Solve for x
    x = 28,677,815.00/5,038.29
  6. Step 6: Final answer
    x = 5,691.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.